Finding the Fourth Proportional to 152,697.02, 229,045.54 and 47,515.99
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Solution
The fourth proportional to 152,697.02, 229,045.54 and 47,515.99 is: 71,273.99
Step by Step Solution
- Step 1: Write the proportion equation
152,697.02 : 229,045.54 = 47,515.99 : x - Step 2: Convert to fraction form
152,697.02/229,045.54 = 47,515.99/x - Step 3: Cross multiply
152,697.02x = 229,045.54 × 47,515.99 - Step 4: Simplify right side
152,697.02x = 10,883,325,859.07 - Step 5: Solve for x
x = 10,883,325,859.07/152,697.02 - Step 6: Final answer
x = 71,273.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.